There are 6 Bell TAH-1P aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 1976 and 1977.
N3XL
1977 Bell TAH-1P
Mentone, CA
N7239T
1977 Bell TAH-1P
Olympia, WA
N599HF
1976 Bell TAH-1P
Mount Pleasant, TX
N67SH
1976 Bell TAH-1P
Olympia, WA
N7239L
1976 Bell TAH-1P
Alpine, WY
N82276
1976 Bell TAH-1P
Wilmington, DE